linux-kernel - [PATCH 05/12] kprobes: declare __{start,stop}_kprobe

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20161016151616.31451-6-vegard.nossum@oracle.com>
Date:   Sun, 16 Oct 2016 17:16:09 +0200
From:   Vegard Nossum <vegard.nossum@...cle.com>
To:     linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Jiri Slaby <jslaby@...e.cz>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        "Luis R . Rodriguez" <mcgrof@...nel.org>,
        Vegard Nossum <vegard.nossum@...cle.com>,
        Ananth N Mavinakayanahalli <ananth@...ux.vnet.ibm.com>,
        Anil S Keshavamurthy <anil.s.keshavamurthy@...el.com>,
        "David S. Miller" <davem@...emloft.net>,
        Masami Hiramatsu <mhiramat@...nel.org>
Subject: [PATCH 05/12] kprobes: declare __{start,stop}_kprobe_blacklist as external array

Cc: Ananth N Mavinakayanahalli <ananth@...ux.vnet.ibm.com>
Cc: Anil S Keshavamurthy <anil.s.keshavamurthy@...el.com>
Cc: "David S. Miller" <davem@...emloft.net>
Cc: Masami Hiramatsu <mhiramat@...nel.org>
Signed-off-by: Vegard Nossum <vegard.nossum@...cle.com>
---
 kernel/kprobes.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index d630954..f163f74 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -31,6 +31,7 @@
  *		<jkenisto@...ibm.com> and Prasanna S Panchamukhi
  *		<prasanna@...ibm.com> added function-return probes.
  */
+#include <linux/extarray.h>
 #include <linux/kprobes.h>
 #include <linux/hash.h>
 #include <linux/init.h>
@@ -2126,8 +2127,7 @@ static struct notifier_block kprobe_module_nb = {
 };
 
 /* Markers of _kprobe_blacklist section */
-extern unsigned long __start_kprobe_blacklist[];
-extern unsigned long __stop_kprobe_blacklist[];
+DECLARE_EXTARRAY(unsigned long, kprobe_blacklist);
 
 static int __init init_kprobes(void)
 {
@@ -2141,8 +2141,8 @@ static int __init init_kprobes(void)
 		raw_spin_lock_init(&(kretprobe_table_locks[i].lock));
 	}
 
-	err = populate_kprobe_blacklist(__start_kprobe_blacklist,
-					__stop_kprobe_blacklist);
+	err = populate_kprobe_blacklist(ext_start(kprobe_blacklist),
+					ext_end(kprobe_blacklist));
 	if (err) {
 		pr_err("kprobes: failed to populate blacklist: %d\n", err);
 		pr_err("Please take care of using kprobes.\n");
-- 
2.10.0.479.g221bd91